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Database Concepts Questions
1. Define and discuss the concept of transitive dependency.
2. What is a surrogate key, and when should you use one?
3. What is a partial dependency? With what normal form is it associated?
4. What three data anomalies are likely to be the result of data redundancy? How can such anomalies be eliminated?
5. What is normalization?
6. When is a table in 1NF?
7. When is a table in 2NF?
8. When is a table in 3NF?
9. When is a table in BCNF?
Design a flowchart for a program that declares an array of 10 characters. Program should count and print number of times a special character, (your choice, let say ‘a') has been found in the array.
You are to design and implement the ER model of assignment-1, including entities/associative entities, relationships and cardinalities, into a Microsoft Access database.
Perform conceptual modelling using Entity-Relationship Diagrams (ERDs). Discuss business assumptions which affect data modelling. Model a database using the entity-relationship (ER) model and understand the database development process
Planning Database Design, The proper implementation of a database is essential to the success of the data performance functions of an organization. Identify and evaluate at least three considerations that one must plan for when designing a databa..
Identifying risk in an organization and the environment in which it operates is the first step in approaching a potential audit and designing an effective audit program.
Web Forms and Database Interaction Assignment description, public static bool SavePersonnel(string Database, string FirstName, string LastName, string PayRate, string StartDate, string EndDate)
Explain the following terms brie?y: attribute, domain, entity, relation-ship, entity set, relationship set, one-to-many relationship, many-to-many relationship, participation constraint, overlap constraint, covering constraint, weak entity set, aggre..
Use Hands-on Projects to create SSIS Jobs and an Operator; and use SQL Server Profiler tool.
Create documentation that explains the process of creating the entity-relationship diagrams in the change request relative to this project.
Learning Team Instructions- Draft the security considerations for each phase of the systems development process.
What is the best approach to conceptual database design? Why? Name and describe at least four reports the system should have. Explain their use. Who will use those reports?
What is the purpose of primary key in a database?
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